'Gorgeous storytelling and illustrations. Perfect for 5+ year olds' School Reading List An enchanting fairy tale about three princesses with hearts made of glass, written and illustrated by Costa and Carnegie winning Sally Gardner. In a faraway, magical kingdom of palaces built on water and secret gardens, there once lived three princesses whose hearts were made of glass. The first princess's heart was broken. The second's got cracked and could not be mended. But the third princess was lucky and her heart stayed whole. This is the story of those three princesses; a tale of kindness, courage and happiness for everyone whose heart has ever been touched.